Deck-on-deck adjustable bed



FIG. 1 is a perspective view of a deck-on-deck adjustable bed design; and,

FIG. 2 is a side perspective view of the design of FIG. 1.

The broken lines in the drawings illustrate portions of the adjustable bed that form no part of the claimed design. 

CLAIM The ornamental design for an deck-on-deck adjustable bed, as shown and described. 